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sprt calculator: allow for specifying alpha and beta parameters #2078

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@gahtan-syarif gahtan-syarif commented Jun 17, 2024

generalization/expansion of the sprt calc

not particularly useful, but also wouldnt hurt

fixes contributed by @Viren who merged this pr in his fishtest fork "montytest" https://montychess.org/sprt_calc?elo-model=Normalized&elo-0=0&elo-1=2&draw-ratio=0.49&rms-bias=191&alpha=0.5&beta=0.1

@peregrineshahin
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If the math holds, worth changing it in elo calc api as well

alpha = 0.05

@peregrineshahin
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changing it to be optional* and not hard-coded.

@gahtan-syarif
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If the math holds, worth changing it in elo calc api as well

alpha = 0.05

That would depend on if the calculation for the SPRT-adjusted elo is generalized to all alpha/beta values or only 0.05. I think vdbergh would know the answer to that?

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